[pipeline-control-gateway] feat: onboard pipeline control config mode (#2319)

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#### What this PR does / why we need it:
- Onboard pipeline control config only, into the catalog metadata.
- Also, update the github action to last version (with monitoringType
and displayName)


#### Which issue this PR fixes
*(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)`
format, will close that issue when PR gets merged)*
  - fixes #

#### Special notes for your reviewer:

#### Checklist
[Place an '[x]' (no spaces) in all applicable fields. Please remove
unrelated fields.]
- [ ] Chart Version bumped
- [ ] Variables are documented in the README.md
- [ ] Title of the PR starts with chart name (e.g. `[mychartname]`)

# Release Notes to Publish (nr-k8s-otel-collector)
If this PR contains changes in `nr-k8s-otel-collector`, please complete
the following section. All other charts should ignore this section.

<!--BEGIN-RELEASE-NOTES-->
## 🚀 What's Changed
* Tell the world about the latest changes in the chart.
<!--END-RELEASE-NOTES-->

---------

Co-authored-by: Joey Aiello <joeyaiello@users.noreply.github.com>
Co-authored-by: Philip-R-Beckwith <74079252+Philip-R-Beckwith@users.noreply.github.com>

Author: 3 people

.github/workflows/post-release-agent-metadata.yml

@@ -6,39 +6,60 @@ permissions:
 on:
   release:
     types: [released]
+  workflow_dispatch:
+    inputs:
+      release_tag:
+        description: 'Release tag to simulate (e.g. pipeline-control-gateway-1.2.3)'
+        required: true
 
 jobs:
   update-agent-metadata:
     name: Update metadata for ${{ matrix.chart }}
     runs-on: ubuntu-latest
+    env:
+      RELEASE_TAG: ${{ github.event.release.tag_name || github.event.inputs.release_tag }}
     strategy:
       matrix:
         include:
           - chart: nr-ebpf-agent
             agent-type: NReBPFAgent
             config-directory: charts/nr-ebpf-agent/.fleetControl
+            monitoring-type: INFRA
+            display-name: "New Relic eBPF Agent"
           - chart: nri-bundle
             agent-type: NRInfra
             config-directory: charts/nri-bundle/.fleetControl
+            monitoring-type: INFRA
+            display-name: "New Relic Infrastructure"
           - chart: nr-k8s-otel-collector
             agent-type: NRDOT
             config-directory: charts/nr-k8s-otel-collector/.fleetControl
+            monitoring-type: INFRA
+            display-name: "New Relic OpenTelemetry Collector"
           - chart: newrelic-logging
             agent-type: FluentBit
             config-directory: charts/newrelic-logging/.fleetControl
+            monitoring-type: INFRA
+            display-name: "Fluent Bit"
           - chart: pipeline-control-gateway
             agent-type: PipelineControlGateway
-            config-directory: charts/pipeline-control-gateway/.fleetControl
+            config-directory: charts/pipeline-control-gateway/.fleetControl/pipeline-control
+            display-name: "Pipeline Control"
+          - chart: pipeline-control-gateway
+            agent-type: PipelineControlGatewayConfigMode
+            config-directory: charts/pipeline-control-gateway/.fleetControl/pipeline-control-config-mode
+            display-name: "Pipeline Control Gateway Config Mode"
           - chart: agent-control-deployment
             agent-type: NRAgentControl
             config-directory: charts/agent-control-deployment/.fleetControl
+            display-name: "New Relic Agent Control"
       fail-fast: false
 
     steps:
       - name: Check if release matches chart
         id: should-run
         run: |
-          TAG="${{ github.event.release.tag_name }}"
+          TAG="${{ env.RELEASE_TAG }}"
           CHART="${{ matrix.chart }}"
           if [[ "$TAG" == "$CHART-"* ]]; then
             echo "match=true" >> $GITHUB_OUTPUT
@@ -52,7 +73,7 @@ jobs:
         if: steps.should-run.outputs.match == 'true'
         uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.release.tag_name }}
+          ref: ${{ env.RELEASE_TAG }}
 
       - name: Extract version from release tag or values.yaml
         if: steps.should-run.outputs.match == 'true'
@@ -64,7 +85,7 @@ jobs:
             VERSION=$(yq '.image.tag' charts/${{ matrix.chart }}/values.yaml | tr -d '"')
             echo "Extracted version from '.image.tag' in values.yaml: $VERSION"
           else
-            VERSION="${{ github.event.release.tag_name }}"
+            VERSION="${{ env.RELEASE_TAG }}"
             VERSION="${VERSION#${{ matrix.chart }}-}"
             echo "Extracted version from tag: $VERSION"
           fi
@@ -91,6 +112,8 @@ jobs:
           newrelic-private-key: ${{ secrets.NEWRELIC_PRIVATE_KEY }}
           agent-type: ${{ matrix.agent-type }}
           version: ${{ steps.version.outputs.version }}
-          git-ref: ${{ github.event.release.tag_name }}
+          git-ref: ${{ env.RELEASE_TAG }}
           config-directory: ${{ matrix.config-directory }}
+          monitoring-type: ${{ matrix.monitoring-type }}
+          display-name: ${{ matrix.display-name }}
           apm-control-nr-license-key: ${{ secrets.APM_CONTROL_NR_LICENSE_KEY_STAGING }}

charts/pipeline-control-gateway/.fleetControl/pipeline-control-config-mode/agentControl/kubernetes.yml

@@ -0,0 +1,59 @@
+namespace: newrelic
+name: com.newrelic.pipeline_control_gateway_config_mode
+version: 0.1.0
+platform: kubernetes
+protocol_version: "1.0"
+variables:
+  config:
+    description: "OTel Collector configuration for the Pipeline Control Gateway"
+    type: yaml
+    required: true
+  config_map_name:
+    description: "Name of the ConfigMap that AC creates and PCG mounts as its configuration source"
+    type: string
+    required: false
+    default: "pipeline-control-gateway-custom-config"
+  deployment_name:
+    description: "Name of the Pipeline Control deployment for health-checks"
+    type: string
+    required: false
+    default: "pipeline-control-gateway"
+  daemonset_name:
+    description: "Name of the Pipeline Control daemonset for health-checks (used when PCG is deployed as a DaemonSet via daemonset.enabled=true)"
+    type: string
+    required: false
+    default: "pipeline-control-gateway-daemonset"
+
+deployment:
+  health:
+    interval: 30s
+    initial_delay: 15s
+    # Both checks coexist: PCG's chart renders either a Deployment or a DaemonSet (mutually
+    # exclusive via daemonset.enabled). The unused workload simply isn't found by name and the
+    # corresponding check is treated as healthy, so the agent reports healthy in both modes.
+    checks:
+      - namespace: ${nr-ac:namespace_agents}
+        name: ${nr-var:deployment_name}
+        kind: Deployment
+        target_namespace: ${nr-ac:namespace_agents}
+      - namespace: ${nr-ac:namespace_agents}
+        name: ${nr-var:daemonset_name}
+        kind: DaemonSet
+        target_namespace: ${nr-ac:namespace_agents}
+  objects:
+    config:
+      apiVersion: v1
+      kind: ConfigMap
+      metadata:
+        name: ${nr-var:config_map_name}
+        namespace: ${nr-ac:namespace_agents}
+      data:
+        deployment-config.yaml: |
+          ${nr-var:config}
+        # This is required as it is also defined in:
+        # https://github.com/newrelic/helm-charts/blob/8c3b88bdf03e600aec8a5d94bab80635b4eec671/charts/pipeline-control-gateway/templates/deployment-configmap.yaml#L7
+        gateway-config.yaml: |
+          reserved_melt_attributes:
+            Metric:
+              - interval.ms
+              - metricName

…fleetControl/agentControlDefinitions.yml …-config-mode/agentControlDefinitions.ymlcharts/pipeline-control-gateway/.fleetControl/agentControlDefinitions.yml renamed to charts/pipeline-control-gateway/.fleetControl/pipeline-control-config-mode/agentControlDefinitions.yml charts/pipeline-control-gateway/.fleetControl/agentControlDefinitions.yml renamed to charts/pipeline-control-gateway/.fleetControl/pipeline-control-config-mode/agentControlDefinitions.yml

@@ -0,0 +1,6 @@
+configurationDefinitions:
+  - platform: KUBERNETESCLUSTER
+    description: Pipeline Control gateway config mode agent config
+    type: agent-config
+    version: 1.0.0
+    format: yml

charts/pipeline-control-gateway/.fleetControl/pipeline-control-config-mode/configurationDefinitions.yml

@@ -0,0 +1,5 @@
+agentControlDefinitions:
+  - platform: KUBERNETESCLUSTER
+    supportFromAgent: 1.0.0
+    supportFromAgentControl: 1.0.0
+    content: ./agentControl/kubernetes.yml